body,html{
    height: 100%;
    margin: 0;
    font-size: 16px;
    font-family: "Lato", sans-serif;
    font-weight: 400;
    line-height: 1.8em;
    color: #666;
  }
  .pimg1, .pimg2, .pimg3{
    position: relative;
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    background-attachment: fixed; 
    /**/
    /* fixed=parallax
      scroll=normal*/
  }
  .pimg1{
    min-height: 100%;
    background-image: url('../img/index02_01.jpg');
  }
  
  .pimg2{
    min-height: 400px;
    background-image: url('../img/index2_02.jpg');
  }
  .pimg3{
    min-height: 400px;
    background-image: url('../img/bg01.jpg');
  }
  .section{
    text-align: center;
    padding: 50px 80px;
  }
  
  .section-dark{
    background-color:#111;
    color: #FFF;
  }
  .section-light{
    background-color: #FFF;
    color: #111;
  }
  .ptext{
    position: absolute;
    top:50%;
    width: 100%;
    text-align: center;
    color: #FFFFFF;
    font-size: 27px;
    letter-spacing: 8px;
    text-transform: uppercase;/*大写*/
  }
  .ptext .border{
    color: black;
    padding: 20px;
    font-weight: 900;
  }
  .ptext .border .trans{
    background-color: transparent;
  }
  